The Main Challenge
Try and arrive at the target answer of 7 by using each of the numbers 0.2, 0.2, 5 and 6 exactly once each, with + – × ÷ available.
The 7puzzle Challenge
The playing board of the 7puzzle game is a 7-by-7 grid of 49 different numbers, ranging from 2 up to 84.
The 4th & 7th rows contain the following fourteen numbers:
3 4 10 11 24 27 30 32 35 44 54 60 70 77
What is the product of the two prime numbers listed?
The Factors Challenge
Which is the ONLY number from the following list that is not a factor of 288?
2 3 4 6 8 9 12 14 16 18
The Mathematically Possible Challenge
Using 8, 10 and 12 once each, with + – × ÷ available, which are the FOUR numbers it is possible to make from the list below?
4 8 12 16 20 24 28 32 36 40
#4TimesTable
The Target Challenge
Can you arrive at 288 by inserting 2, 3, 4, 6 and 8 into the gaps below?
- (◯+◯+◯)×◯×◯ = 288
Answers can be found here.
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